CVE-2019-11500

In Dovecot before 2.2.36.4 and 2.3.x before 2.3.7.2 (and Pigeonhole before 0.5.7.2), protocol processing can fail for quoted strings. This occurs because '\0' characters are mishandled, and can lead to out-of-bounds writes and remote code execution.

CVSS v3.0 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3.0 : CRITICAL

V3 Legend

Vector : AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

V2 Legend

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
http://www.openwall.com/lists/oss-security/2019/08/28/3	Exploit Mailing List Third Party Advisory
https://dovecot.org/pipermail/dovecot-news/2019-August/000417.html	Patch Vendor Advisory
https://www.dovecot.org/security.html	Vendor Advisory
https://lists.debian.org/debian-lts-announce/2019/08/msg00035.html	Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3GYTZLLDNIFWT7D7JSB25ERJNMOR4CQ3/	Third Party Advisory
https://security.gentoo.org/glsa/201908-29	Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KVHY3MU2OK2EWZJFGNDSAOMD42L7DFPX/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YSJVVVRAE3SITC2ZLGCPMFDN3WVYZBWF/
https://access.redhat.com/errata/RHSA-2019:2822
https://access.redhat.com/errata/RHSA-2019:2836
https://access.redhat.com/errata/RHSA-2019:2885
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00026.html
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00024.html

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:dovecot:dovecot::::::::
	cpe:2.3:a:dovecot:dovecot::::::::
	cpe:2.3:a:dovecot:pigeonhole::::::::

Configuration 2 (hide)

OR	cpe:2.3:o:debian:debian_linux:8.0:::::::*
	cpe:2.3:o:fedoraproject:fedora:30:::::::*

Information

Published : 2019-08-29 07:15

Updated : 2019-09-06 08:15

NVD link : CVE-2019-11500

Mitre link : CVE-2019-11500

JSON object : View

CWE

CWE-787

Out-of-bounds Write

Products Affected

debian

debian_linux

dovecot

dovecot
pigeonhole

fedoraproject

fedora

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9.8 /10